If you were to randomly survey 50 people from the phone books of 20 randomly chosen cities, would this be a random sample? Why or why not?

If you're in charge of of a fleet taxes and you need to order tyres for 6 veichals do not count spares

Determine the theoretical probability of rolling a number larger than 2 on a standard 6-sided cube. 1/2 2/3 5/6 1/3

Is 3.87655 a rational number? True or False?

Round 45.7241 to 2 decimal

What is n (A) and n (B) in sets lesson?

4 divided by 5 minus radical 15

Find the length, d, in simplest radical form, of the diagonal of a cube with sides of s units.

Of the 240 students eating lunch, 96 purchased their lunch and the rest brought a bag lunch. what is the ratio of students purchasing lunch to students bringing a bag lunch?

The heights of 500 students at a local school were recorded and found to be approximated by the normal curve below. Which answer could represent the mean and standard deviation for these data? a. 69, 6 c. 69, 3 b. 72, 4 d. 60, 3

How do I answer (4w^4z) (7w^5z^3)